1.3″ / 32 mm
Nominal diameter
262 Hz
Resonance
0.86
Q factor
76 dB
Sensitivity
± 0.5 mm
Linear excursion
4 W
Program Power
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Available on (affiliate link)
Parts Express
$
Specifications
Sensitivity (1w, 1m, infinite baffle)
SPL1W
76.2
dB
Frequency response
240 - 20000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
262
Hz
Mechanical quality factor
QMS
2.86
Electrical quality factor
QES
1.24
Total quality factor
QTS
0.86
Large signal parameters
Maximum linear excursion
xmax
0.5
mm
Air volume displaced at xmax
VD
0.2
cm³
Power handling
P
2
W
Program power
Pmax
4
W
Voice Coil
Nominal impedance
Z
4
Ω
DC resistance
RE
3.6
Ω
Inductance (1kHz)
LE
0.02
mH
VC Diameter
13
mm
Magnet
Force factor
Bl
1.59
N/A
Motor constant
Bl/√RE
0.842
N/√W
Material
Neodymium
Diaphragm
Effective diameter
22
mm
Effective area
SD
3.9
cm²
Moving mass
MMS
0.5
g
Moving mass (without air load)
MMD
0.5
g
Material
Aluminum
Suspensions
Stiffness
KMS
1.45
N/mm
Compliance
CMS
688
µm/N
Equivalent volume to the compliance
VAS
0.15
L
Mechanical resistance
RMS
0.3
N·s/m
Surround material
Rubber
Dimensions
Nominal diameter
1.3
″
32
mm
Overall diameter
32
mm
Baffle cutout diameter
19
mm
Overall depth
16
mm
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QSpeakers
SpeakerSim
MfbLabs
SpeakerbenchSimilar speaker drivers to Dayton Audio CE32A-4
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1.3″Miniature
fS
274 Hz
SD
3.9 cm²
240 - 20000 Hz
QTS
0.87
xmax
0.7 mm
SPL1W
77 dB
Bl/√RE
0.831
Pmax
4 W
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1.3″Miniature
fS
336 Hz
SD
4.1 cm²
280 - 14000 Hz
QTS
0.80
xmax
1.1 mm
SPL1W
79 dB
Bl/√RE
1.17
Pmax
4 W
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1″Full-range
fS
220 Hz
SD
6.2 cm²
200 - 19000 Hz
QTS
0.73
xmax
0.9 mm
SPL1W
80 dB
Bl/√RE
0.892
Pmax
6 W